Rarity gave a dainty "Hmph!" and set about levitating the pin through the fabric, close enough to graze Applejack's orange coat. "Don't get me wrong, darling- I'm thrilled that you've asked me to repair your dress after...that evening-"

"No, I am stating a simple fact. If I were threatening you, I'd tell you to hold still or else I would tie you up so tightly you'd hardly be able to blink."

"I'd like to see you try!"

"Don't tempt me." Rarity said, clenching her teeth. She plucked another needle from the pincushion strapped to her front left hoof- but it traveled through the air a little faster than was exactly professional.

"Ah, no." Rarity said. She pulled in a deep breath, and brushed her mane back behind one ear. "I was just trying to fix Applejack's dress. Perhaps now that someone else is here to see, she can actually hold still."

"Less hawin', more hemmin'."

"Ah, right." Twilight said. "Um. I can come back later, if it's more convenient-"

"No no," Rarity said, and slid another pin into place, "I'm sure we're all busy ponies- no reason I can't chat and sew at the same time."

"Oh sure!" Twilight said, "I just thought I'd stop by. As, uh. I just got a letter from Princess Celestia, and she mentioned some news that I thought you'd find interesting..."